import Vue from 'vue'
import Router from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import User from '../components/user/Users.vue'
import Right from '../components/power/Rights.vue'
import Role from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import GoodsList from '../components/goods/List.vue'
import Add from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'

Vue.use(Router)

const router = new Router({
  routes: [
    // 页面重定向
    {
      path: '/',
      redirect: '/login'
    },
    // 登录页面
    {
      path: '/login',
      component: Login
    },
    // 主页面
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        { path: '/welcome', component: Welcome},
        { path: '/users', component: User},
        { path: '/rights', component: Right},
        { path: '/roles', component: Role},
        { path: '/categories', component: Cate},
        { path: '/params', component: Params},
        { path: '/goods', component: GoodsList},
        { path: '/goods/add', component: Add},
        { path: '/orders', component: Order},
        { path: '/reports', component: Report}
      ]
    },
  ]
})

// 挂载路由导航守卫(判断是否拥有token权限)
router.beforeEach((to, from, next) => {
  // 判断路径
  if (to.path === '/login') return next();
  // 获取 token
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})

export default router
